[go: up one dir, main page]

GB146382A - Improvements relating to machines for compiling statistics by means of perforated cards - Google Patents

Improvements relating to machines for compiling statistics by means of perforated cards

Info

Publication number
GB146382A
GB146382A GB1835720A GB1835720A GB146382A GB 146382 A GB146382 A GB 146382A GB 1835720 A GB1835720 A GB 1835720A GB 1835720 A GB1835720 A GB 1835720A GB 146382 A GB146382 A GB 146382A
Authority
GB
United Kingdom
Prior art keywords
cards
cam
magneto
switch
contacts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1835720A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Time Recording Co
Original Assignee
International Time Recording Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Time Recording Co filed Critical International Time Recording Co
Publication of GB146382A publication Critical patent/GB146382A/en
Expired legal-status Critical Current

Links

Landscapes

  • Control Of Direct Current Motors (AREA)
  • Conveying Record Carriers (AREA)
GB1835720A 1919-05-15 1920-07-02 Improvements relating to machines for compiling statistics by means of perforated cards Expired GB146382A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29738319 US1335274A (en) 1919-05-15 1919-05-15 Tabulating-machine

Publications (1)

Publication Number Publication Date
GB146382A true GB146382A (en) 1921-10-03

Family

ID=23146091

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1835720A Expired GB146382A (en) 1919-05-15 1920-07-02 Improvements relating to machines for compiling statistics by means of perforated cards

Country Status (4)

Country Link
US (1) US1335274A (de)
DE (1) DE353387C (de)
FR (1) FR519141A (de)
GB (1) GB146382A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2656979A (en) * 1951-06-08 1953-10-27 Nat Folding Box Company Inc Sheet counting device for sheet handling machines

Also Published As

Publication number Publication date
FR519141A (fr) 1921-06-04
US1335274A (en) 1920-03-30
DE353387C (de) 1922-05-16

Similar Documents

Publication Publication Date Title
GB146382A (en) Improvements relating to machines for compiling statistics by means of perforated cards
US2127897A (en) watkins
GB288360A (en) Improvements in or relating to record-card-controlled statistical machines
GB155803A (en) Improvements in machines for sorting statistical cards and the like
US1933996A (en) Attachment for meters
GB243364A (en) Improvements in or relating to machines for sorting perforated statistical record-cards
US2174086A (en) Electromagnetic switch mounting
US3315044A (en) Multi-channel time and sequence electrical control apparatus
US1916232A (en) Record analyzing mechanism
GB205863A (en) Improvements in or relating to apparatus for use in record-card systems for tabulating, counting, printing or sorting statistical or other data
GB704225A (en) Improvements in or relating to an analyzing mechanism for analyzing a perforated record card
GB721877A (en) Improvements in or relating to record-card-controlled machines
US4227073A (en) Check number counter device for paper counting machine
GB683656A (en) Improvements in or relating to an accumulating unit for a tabulating machine
GB243362A (en) Improvements in or relating to record-card-controlled statistical machines
US1824581A (en) Punched card accounting machine
GB661312A (en) Improvements in or relating to record card machines
US2000237A (en) Sorting machine
GB239607A (en) Improvements in or relating to record-card-controlled statistical machines
GB636911A (en) Improvements in or relating to machines for comparing and classifying record cards
US3089003A (en) Preset call transmitter
US2523303A (en) Device for transmitting coded electrical impulses
GB190144A (en) Improvements in or relating to machines for compiling statistics
GB198321A (en) Improvements in or relating to impulse transmitters
GB296120A (en) Improvements in or relating to record-card-controlled statistical machines